<template>
  <div class="page-container">
    <div class="card-title" v-show="showSearch">
      <el-form size="small" label-width="68px" :model="queryParams" ref="queryForm">
        <el-row :gutter="48">
          <el-col :md="6" :sm="24">
            <el-form-item label="模块名称">
              <el-input v-model="queryParams.name" class="search-item" placeholder="请输入模块名称" size="small" clearable></el-input>
            </el-form-item>
          </el-col>
          <el-col :md="6" :sm="24">
            <!-- 创建时间 -->
            <el-form-item label="创建时间">
              <el-date-picker v-model="queryParams.dataRange" class="search-item" value-format="yyyy-MM-dd" type="daterange" range-separator="-" start-placeholder="开始日期" end-placeholder="结束日期"></el-date-picker>
            </el-form-item>
          </el-col>
          <div class="search-content">
            <!-- 搜索按钮 -->
            <el-form-item class="search-button">
              <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
              <el-button icon="el-icon-refresh" size="mini" @click="handleReset">重置</el-button>
            </el-form-item>
          </div>
        </el-row>
      </el-form>
    </div>
    <div class="card">
      <el-row :gutter="10" class="button-container">
        <el-col :span="1.5">
          <el-button type="primary" icon="el-icon-plus" @click="handleAdd" size="mini" plain>
            新增
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button type="success" icon="el-icon-edit" size="mini" plain :disabled="single" @click="handleUpdate">编辑</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button type="danger" icon="el-icon-delete" size="mini" plain :disabled="multiple" @click="handleDelete">删除</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button type="info" icon="el-icon-s-operation" size="mini" plain @click="goApiList">接口管理</el-button>
        </el-col>
        <right-toolbar :showSearch.sync="showSearch" :columns="columns" @getTableData="getTableData"></right-toolbar>
      </el-row>

      <el-table v-loading="loading" element-loading-text="正在加载接口模块数据" :data="tableData" @selection-change="handleSelectionChange" border>
        <template slot="empty">
          <el-empty :image-size="200"></el-empty>
        </template>
        <el-table-column type="selection" width="50" align="center" />
        <!-- 模块名称 -->
        <el-table-column prop="name" label="模块名称" align="center" v-if="columns[0].visible"></el-table-column>
        <!-- 模块描述 -->
        <el-table-column prop="description" label="模块描述" align="center" v-if="columns[1].visible"></el-table-column>
        <el-table-column prop="createTime" label="创建时间" align="center" v-if="columns[2].visible">
          <template slot-scope="scope">
            <span>{{ scope.row.createTime | dateFilter }}</span>
          </template>
        </el-table-column>
        <el-table-column prop="updateTime" label="更新时间" align="center" v-if="columns[3].visible">
          <template slot-scope="scope">
            <span>{{ scope.row.updateTime | dateFilter }}</span>
          </template>
        </el-table-column>
        <el-table-column label="操作"  align="center">
          <template slot-scope="scope">
            <el-button type="text" size="small" icon="el-icon-view" @click="goModulePage(scope.row.id)">查看</el-button>
            <el-button type="text" size="small" icon="el-icon-edit" @click="handleUpdate(scope.row)">编辑</el-button>
            <el-button type="text" size="small" icon="el-icon-delete" @click="handleDelete(scope.row)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页器 -->
      <pagination
        :background="false"
        :total="total"
        :page.sync="queryParams.currentPage"
        :limit.sync="queryParams.pageSize"
        @pagination="getTableData"
      />
    </div>

    <!-- 资源模块信息对话框 -->
    <el-dialog
      :title="moduleTitle"
      width="500px"
      :modal-append-to-body="true"
      :append-to-body="true"
      :close-on-click-modal="false"
      :visible="moduleVisible"
      :before-close="handleClose">
      <div class="module-wrapper" v-loading="moduleLoading" element-loading-text="正在加载资源模块信息">
        <el-form ref="moduleForm" :model="formData" :rules="rules" label-width="80px" label-position="right">
          <el-row :gutter="15">
            <!-- 模块名称 -->
            <el-form-item label="模块名称" prop="name">
              <el-input v-model="formData.name" placeholder="请输入模块名称" size="small" clearable></el-input>
            </el-form-item>
            <!-- 模块描述 -->
            <el-form-item label="模块描述" prop="description">
              <el-input type="textarea" :rows="5" v-model="formData.description" placeholder="请输入模块描述" clearable></el-input>
            </el-form-item>
          </el-row>
        </el-form>
      </div>
      <div slot="footer">
        <el-button
          type="danger"
          :loading="buttonLoading"
          @click="handleClose()"
          size="small"
          icon="el-icon-error">
          取消
        </el-button>
        <el-button
          type="success"
          :loading="buttonLoading"
          @click="submitForm()"
          size="small"
          icon="el-icon-success">
          保存
        </el-button>
      </div>
    </el-dialog>
  </div>
</template>
<script>
import Pagination from '../../../components/Pagination/index'
import RightToolbar from '../../../components/RightToolbar/index'
import { listModules, saveModule, getModuleById, deleteModule } from '../../../api/system/module'

export default {
  name: 'Api',

  components: { Pagination, RightToolbar },

  data () {
    return {
      // 是否展示搜索内容
      showSearch: true,
      // 数据总条数
      total: 0,
      // 资源模块对话框是否显示
      moduleVisible: false,
      // 数据表格等待框
      loading: false,
      // 查询参数
      queryParams: {
        // 页数
        currentPage: 1,
        // 页面大小
        pageSize: 10,
        // 模块名称
        name: undefined,
        // 时间范围
        dataRange: []
      },
      // 资源模块表单对象
      formData: {
        // 模块名称
        name: undefined,
        // 模块描述
        description: undefined
      },
      // 资源模块表单校验规则
      rules: {
        // 模块名称
        name: [{ required: true, message: '请输入模块名称', trigger: 'blur' }]
      },
      // 资源模块对话框等待框
      moduleLoading: false,
      // 对话框按钮等待框
      buttonLoading: false,
      // 列信息
      columns: [
        // 模块名称
        { key: 0, label: '模块名称', visible: true },
        // 模块描述
        { key: 1, label: '模块描述', visible: true },
        { key: 2, label: '创建时间', visible: true },
        { key: 3, label: '更新时间', visible: true }
      ],
      // 表格数据
      tableData: [],
      // 表头选中的数据
      ids: [],
      // 多数据禁用
      single: true,
      // 单数据禁用
      multiple: true,
      // 对话框标题
      moduleTitle: ''
    }
  },

  mounted () {
    // 查询表格数据
    this.getTableData()
  },

  methods: {
    // 获取表格数据
    getTableData () {
      // 开启加载框
      this.loading = true
      listModules(this.queryParams).then((res) => {
        // 赋值数据参数
        this.tableData = res.list
        this.total = res.total
        // 关闭等待框
        this.loading = false
      }).catch(() => {
        this.loading = false
      })
    },
    // 点击查询按钮
    handleQuery () {
      this.queryParams.currentPage = 1
      this.getTableData()
    },
    // 点击重置按钮
    handleReset () {
      // 模块名称
      this.queryParams.name = ''
      this.queryParams.dataRange = []
    },
    // 打开资源模块信息对话框
    handleOpen () {
      // 清除表单数据
      this.reset()
      this.moduleVisible = true
    },
    // 关闭资源模块对话框表单
    handleClose () {
      this.reset()
      this.moduleVisible = false
    },
    // 点击新增按钮
    handleAdd () {
      this.moduleTitle = '新增资源模块'
      this.handleOpen()
    },
    // 点击编辑按钮
    handleUpdate (row) {
      // 修改对话框标题
      this.moduleTitle = '更新资源模块'
      // 获取到传来的ID
      const moduleId = row.id || this.ids
      // 打开加载框
      this.moduleLoading = true
      // 根据资源模块ID获取对应的数据
      getModuleById(moduleId).then((res) => {
        // 赋值当前的资源模块数据
        this.formData = res
        // 打开编辑资源模块对话框
        this.moduleVisible = true
        // 关闭加载框
        this.moduleLoading = false
      })
    },
    // 点击删除事件
    handleDelete (row) {
      const that = this
      let moduleIds = []
      if (row.id) {
        moduleIds.push(row.id)
      } else {
        moduleIds = this.ids
      }
      this.$confirm('是否确认删除选中的资源模块数据？', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        // 开启加载框
        this.loading = true
        deleteModule(moduleIds).then((res) => {
          // 在获取表格数据时会关闭等待框
          that.getTableData()
          that.$message.success('删除成功')
        }).catch(() => {
          // 关闭加载框
          that.loading = false
        })
      }).catch(() => {})
    },
    // 提交表单
    submitForm () {
      const that = this
      this.$refs.moduleForm.validate(valid => {
        // 校验未通过则直接返回
        if (!valid) return
        // 开启加载框
        that.buttonLoading = true
        that.moduleLoading = true
        // 提交表单
        saveModule(that.formData).then((res) => {
          // 根据是否存在ID输出对应消息
          if (that.formData.id) {
            // 输出更新成功信息
            that.$message.success('资源模块信息更新成功')
          } else {
            // 输出添加成功消息
            that.$message.success('资源模块添加成功')
          }
          // 刷新表单数据并关闭对话框
          that.handleClose()
          // 刷新资源模块数据
          that.getTableData()
          // 关闭加载框
          that.buttonLoading = false
          that.moduleLoading = false
        }).catch(() => {
          // 关闭加载框
          that.buttonLoading = false
          that.moduleLoading = false
        })
      })
    },
    // 重置表单
    reset () {
      // 清除校验条件
      this.formData = {
        // 资源模块ID
        id: undefined,
        // 模块名称
        name: undefined
      }
      // 清除表单校验
      this.resetForm('moduleForm')
    },
    // 多选框
    handleSelectionChange (selection) {
      // 获取当前选中数组的ID
      this.ids = selection.map(item => item.id)
      // 表头的编辑是否可以点击
      this.single = selection.length !== 1
      // 表头的删除是否可以点击
      this.multiple = !selection.length
    },
    // 跳转到所有接口路径
    goApiList () {
      this.$router.push('/security-content/resource')
    },
    // 跳转到模块管理页面
    goModulePage (id) {
      this.$router.push('/security-content/module/' + id)
    }
  }
}

</script>

<style lang="scss" scoped>
.module-wrapper {
  padding: 10px 30px;
}
</style>
